$(()=> {
// JavaScript语言排名变化
  var myChart = echarts.init(document.getElementById('chart'));
  let xData = [2000, 2005, 2010, 2015, 2020],
      yData = [6, 9, 8, 8, 7];
  option = {
    title: {
      text: 'JavaScript语言排名变化'
    },
  tooltip: {
    trigger: 'axis',
    axisPointer:{
      type: 'line'
    }
  },
    xAxis: {
      data: xData
    },
    yAxis: {},
    series: [{
      name: '排名',
      data: yData,
      type: 'line',
    }]
  };
  myChart.setOption(option);

// 2020语言排行榜
  var e = $("#excel");
  return new Handsontable(e.get(0),{
    data: [
      ["Java", "1", "降", "-0.01%"], 
      ["C", "2", "升", "+2.44%"],
      ["Python", "3", "升", "+1.41%"], 
      ["C++", "4", "降", "-2.58%"], 
      ["C#", "5", "升", "+2.07%"], 
      ["Visual Basic .NET", "6", "降", "-1.17%"], 
      ["JavaScript", "7", "降", "-0.85%"] 
    ],
    contextMenu: !0,
    manualRowResize: !0,
    manualColumnResize: !0,
    rowHeaders: 0,
    colHeaders: ["语言名称", "排名", "升或降", "变化幅度"],
    colWidths: 200,
    rowHeights: 40,
    className: "htCenter htMiddle"
  })
});
